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MEDICAL
τρίχωσις (ἡ)

ΤΡΙΧΩΣΙΣ

LEXARITHMOS 2220

Trichosis, a term describing the growth and condition of hair on the body, holds a central place in ancient Greek medicine and biology. From simple "hair growth" to its pathological manifestations, this word, with a lexarithmos of 2220, connects anatomy with health, reflecting the meticulous attention of ancient scholars to the detailed observation of human and animal bodies.

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Definition

According to the Liddell-Scott-Jones Lexicon, τρίχωσις (ἡ) primarily signifies "a growth of hair, hairiness, the state of being hairy." The term is used to describe the general condition of the body regarding its hair covering, whether for humans or animals. In classical Greek literature, the word appears in descriptions of customs, such as in Herodotus, where it refers to the practice of depilation.

Within the context of ancient biology and medicine, τρίχωσις acquires a more specialized meaning. Aristotle, in his biological works, employs the term to categorize animals based on their external covering, placing trichosis alongside pterosis (feathering) and pholidosis (scaling). This usage underscores the recognition of hairiness as a fundamental anatomical characteristic.

Beyond mere description, τρίχωσις can also refer to specific conditions or disorders of the hair. Although the word itself does not necessarily imply pathology, its derivatives and compounds often describe anomalies in hair growth, such as excessive or insufficient hair development. Thus, τρίχωσις forms the basis for understanding a wide range of phenomena related to hair in ancient thought.

Etymology

τρίχωσις ← τριχόω ← θρίξ (root trich-, Ancient Greek root belonging to the oldest stratum of the language)
The word τρίχωσις derives from the verb τριχόω, meaning "to make hairy, to cover with hair," which in turn is formed from the noun θρίξ (gen. τριχός), meaning "hair." The suffix -ωσις is common in Greek for forming abstract nouns denoting an action, state, or process. Thus, τρίχωσις describes the "state of hairiness" or the "process of hair growth." The root trich- is an Ancient Greek root belonging to the oldest stratum of the language, with no known external cognates.

From the same root trich- stem many words describing various aspects of hair. The verb τριχόω means "to make hairy," while the adjective τριχωτός describes something "that has hair, hairy." Compound verbs such as ἀποτριχόω ("to lose one's hair") and ἐντριχόω ("to grow hair in/on") illustrate various actions. Nouns like τριχοφυΐα ("hair growth") and τριχοπτώσις ("hair loss") describe processes, while τριχίδιον refers to a "small hair." This family is rich in medical and biological terms.

Main Meanings

  1. Hair growth, hairiness — The general state of having hair on the body.
  2. Hairy covering, pilosity — The quality of being hairy, the total coverage by hair.
  3. Type of external covering (biology) — Used by Aristotle for classifying animals based on their external integument (e.g., in contrast to feathering, scaling).
  4. Specific area of hair growth — Reference to hair growth in a particular part of the body.
  5. Process of hair development — The action or process by which hair grows.
  6. Hair disorder or anomaly (less common) — In later texts, it may imply pathological conditions related to hair, though usually requiring further specification.

Word Family

trich- (root of θρίξ, meaning "hair")

The root trich- originates from the Ancient Greek noun θρίξ (gen. τριχός), which refers to hair, whether human or animal. This root is fundamental for describing the external covering of organisms and related biological and medical phenomena. From it developed a rich family of words covering the growth, state, properties, and disorders of hair, reflecting the attention of the ancient Greeks to anatomy and physiology.

θρίξ ἡ · noun · lex. 179
The original noun from which the root trich- derives. It means "hair," whether of humans or animals. It forms the basis for all words in the family describing hair growth. It is attested as early as Homer and throughout classical literature.
τριχόω verb · lex. 1880
Meaning "to make hairy, to cover with hair." It describes the action of hair growth or the act of making something hairy. It is used in biological and medical texts to describe the appearance of hair.
τριχωτός adjective · lex. 2380
The adjective meaning "hairy, having hair." It describes the quality or state of something being covered with hair. It appears in descriptions of animals and humans, e.g., «τριχωτὸς ἄνθρωπος».
ἀποτριχόω verb · lex. 2031
A compound verb meaning "to lose one's hair, to become depilated." It describes the opposite process of hair growth, namely hair loss. It is found in medical texts referring to conditions such as alopecia.
τριχοφυΐα ἡ · noun · lex. 1991
A noun meaning "hair growth, pilosity." It describes the process or state of natural hair development. It is a more specific term for hair growth compared to the broader τρίχωσις.
τριχοπτώσις ἡ · noun · lex. 2670
A noun meaning "hair fall, hair loss." It is a medical term for alopecia or other forms of hair loss. It is mentioned in medical treatises, such as those by Galen, to describe pathological conditions.
τριχοειδής adjective · lex. 1307
An adjective meaning "hair-like, capillary." It is used to describe something that has the texture or shape of a hair, such as capillary vessels in anatomy. It appears in scientific texts.

Philosophical Journey

The word τρίχωσις, though a technical term, has a consistent presence in Greek literature, primarily in descriptive and scientific uses, from classical antiquity to the Byzantine period.

5th C. BCE
Herodotus
The historian uses the word τρίχωσις in his description of Egyptian customs, referring to body hair and the practice of depilation.
4th C. BCE
Aristotle
The philosopher and biologist employs τρίχωσις in his works "History of Animals" and "Generation of Animals" as a term for the external covering of animals, alongside other forms like feathers and scales.
1st C. CE
Dioscorides
In his work "De Materia Medica," Dioscorides refers to plants and substances that affect hair growth, though the word τρίχωσις itself may be used in a broader context.
2nd C. CE
Galen
The preeminent physician of antiquity, in his numerous medical treatises, examines various hair disorders and uses terms related to trichosis to describe the healthy or pathological state of hair.
4th C. CE
Oribasius
The personal physician to Emperor Julian, in his "Medical Collections," compiles excerpts from earlier physicians where τρίχωσις and related terms are used to describe anatomical and pathological conditions.
6th C. CE
Aetius of Amida
In his medical encyclopedia "Libri Medicinales," Aetius describes in detail various dermatological conditions, including those affecting hair growth, continuing the medical tradition.

In Ancient Texts

As a technical term, τρίχωσις appears in descriptive and scientific contexts, as shown in the following passages.

«τὴν δὲ τρίχωσιν τοῦ σώματος οἱ μὲν ἄνδρες ξυρέονται πᾶσαν, αἱ δὲ γυναῖκες οὐκ ἀποξυρέονται.»
The men shave all the hair from their bodies, but the women do not shave it off.
Herodotus, Histories 2.36
«ἡ δὲ τρίχωσις καὶ ἡ πτερωσις καὶ ἡ φολίδωσις καὶ ἡ λεπιδοφορία καὶ ἡ ὀστρακοφορία διαφέρουσι κατὰ τὸ εἶδος.»
Hairiness and feathering and scaling and scaly covering and shell-bearing differ in kind.
Aristotle, History of Animals 518b20

Lexarithmic Analysis

The lexarithmos of the word ΤΡΙΧΩΣΙΣ is 2220, from the sum of its letter values:

Τ = 300
Tau
Ρ = 100
Rho
Ι = 10
Iota
Χ = 600
Chi
Ω = 800
Omega
Σ = 200
Sigma
Ι = 10
Iota
Σ = 200
Sigma
= 2220
Total
300 + 100 + 10 + 600 + 800 + 200 + 10 + 200 = 2220

2220 decomposes into 2200 (hundreds) + 20 (tens) + 0 (units).

The 18 Methods

Applying the 18 traditional lexarithmic methods to the word ΤΡΙΧΩΣΙΣ:

MethodResultMeaning
Isopsephy2220Base lexarithmos
Decade Numerology62+2+2+0 = 6 — The hexad, a number of harmony and creation, which in ancient thought is associated with perfection and completion, such as the full development of an organism.
Letter Count88 letters — The octad, often linked to regeneration and abundance, signifies completeness and the continuity of life, like the continuous growth of hair.
Cumulative0/20/2200Units 0 · Tens 20 · Hundreds 2200
Odd/EvenEvenFeminine force
Left/Right HandRightDivine (≥100)
QuotientComparative method
NotarikonΤ-Ρ-Ι-Χ-Ω-Σ-Ι-ΣTrichosis, Regularly Identified by Xenodochial Observers, Signifies Inherent Structure.
Grammatical Groups3V · 5C3 vowels (ι, ω, ι) and 5 consonants (τ, ρ, χ, σ, σ).
PalindromesNo
OnomancyComparative
Sphere of DemocritusDivination with lunar day
Zodiacal IsopsephyMercury ☿ / Aries ♈2220 mod 7 = 1 · 2220 mod 12 = 0

Isopsephic Words (2220)

Words from the Liddell-Scott-Jones lexicon with the same lexarithmos (2220) as τρίχωσις, but from different roots, offer interesting comparisons.

ψευδομάρτυς
"the false witness," one who gives false testimony. While τρίχωσις refers to a natural, visible state, ψευδομάρτυς denotes a moral or legal transgression, a concealment or distortion of truth. Their numerical identity might underscore the contrast between overt nature and hidden deceit.
προαναχώρησις
"the pre-departure," the act of departing in advance. This word describes a temporal precedence in an action. Its connection to τρίχωσις could be interpreted as the preparation or prerequisite for a state, just as hair growth is a prerequisite for hairiness.
τεκνοτροφέω
"to rear children, to bring up." This verb refers to the act of nurturing and caring for children, a fundamental biological and social function. Its numerical connection to τρίχωσις might suggest the importance of growth and care, whether it be the growth of hair or the development of life.
ὑπώροφος
"that which is under the roof." This adjective describes a spatial relationship, the placement beneath a protective covering. Its numerical correspondence with τρίχωσις could allude to the protective function of hair as a natural covering for the body.
συσμικρύνω
"to make very small, to shrink." This verb describes a process of reduction or contraction. In contrast to the growth implied by τρίχωσις, συσμικρύνω refers to diminution. Their isopsephy might highlight the duality of natural processes, of growth and shrinkage.

The LSJ lexicon contains a total of 16 words with lexarithmos 2220. For the full catalog and AI semantic filtering, see the interactive tool.

Sources & Bibliography

  • Liddell, H. G., Scott, R., Jones, H. S.A Greek-English Lexicon. Oxford: Clarendon Press, 1940.
  • HerodotusHistories. Loeb Classical Library, Harvard University Press.
  • AristotleHistory of Animals. Loeb Classical Library, Harvard University Press.
  • GalenDe usu partium corporis humani. Edited by Kühn, C. G., Claudii Galeni Opera Omnia. Leipzig: Cnobloch, 1821-1833.
  • Dioscorides, PedaniusDe Materia Medica. Edited by Wellmann, M., Pedanii Dioscuridis Anazarbei De Materia Medica Libri Quinque. Berlin: Weidmann, 1906-1914.
  • OribasiusCollectiones Medicae. Edited by Daremberg, C. and Bussemaker, U. C., Oeuvres d'Oribase. Paris: Imprimerie Nationale, 1851-1876.
  • Aetius of AmidaLibri Medicinales. Edited by Zervos, A., Aetii Amideni Libri Medicinales. Leipzig: Teubner, 1901.
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