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Origin and history of ectomorph

ectomorph(n.)

"person with a slim physique and an introverted, thoughtful personality," 1940, coined by American psychologist William H. Sheldon from ectoderm + -morph, from Greek morphē "form, shape; beauty, outward appearance," a word of uncertain etymology. So called for the embryonic ectoderm, which develops the nervous system. Related: Ectomorphic.

also from 1940

Entries linking to ectomorph

ectoderm(n.)

"outer layer of cells or outer membrane of a metazoan animal," 1853, from ecto- + -derm. Coined by Prussian embryologist Robert Remak (1815-1865). Related: Ectodermal.

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    mortal
    late 14c., "deadly, destructive to life; causing or threatening death" (of illness, poisons, wounds, etc.); also, of persons or the body, "doomed to die, subject to death;" from Old French mortel "destined to die; deserving of death" and directly from Latin mortalis "subject to d
    person
    c. 1200, persoun, "an individual, a human being," from Old French persone "human being, anyone, person" (12c., Modern French personne) and directly from Latin persona "human being, person, personage; a part in a drama, assumed character," originally "a mask, a false face," such a
    soul
    "A substantial entity believed to be that in each person which lives, feels, thinks, and wills" [Century Dictionary], Middle English soule, from Old English sawol "spiritual and emotional part of a person, animate existence; life, living being," from Proto-Germanic *saiwalō (sour
    individual
    early 15c., "one and indivisible, inseparable" (with reference to the Trinity), from Medieval Latin individualis, from Latin individuus "indivisible," from in- "not, opposite of" (see in- (1)) + dividuus "divisible," from dividere "divide" (see divide (v.)). Original sense now ob
    somebody
    c. 1300 as two words, from 16c. as one word, "indeterminate person, person unnamed or unknown," from some + body. Used in place of the name of a person whose name is to be unspoken, by c. 1600. The meaning "important person, person of consequence" is from 1560s. Related: Somebodi
    promulgate
    "make known by open declaration, publish, announce" (a decree, news, etc.), 1520s, from Latin promulgatus, past participle of promulgare "make publicly known, propose openly, publish," probably from pro "forth" (see pro-) + mulgere "to milk" (see milk (n.)), used metaphorically f
    bunting
    "light woolen stuff loosely woven, flag-material," 1742, of uncertain origin; perhaps from a dialectal survival of Middle English bonting "sifting," verbal noun from bonten "to sift," because cloth was used for sifting grain. The Middle English verb is via Old French, from Vulgar
    ink
    "the black liquor with which men write" [Johnson], mid-13c., inke, from Old French enche, encre "dark writing fluid" (12c.), earlier enque (11c.), originally enca, from a shortening of Late Latin encaustum, from Late Greek enkauston. This is the neuter of the past-participle adje
    dog
    "quadruped of the genus Canis," Old English docga, a late, rare word, used in at least one Middle English source in reference specifically to a powerful breed of canine; other early Middle English uses tend to be depreciatory or abusive. Its origin remains one of the great myster
    insight
    c. 1200, innsihht, "sight with the 'eyes' of the mind, mental vision, understanding from within," from in (prep.) + sight (n.). But the meaning often seems to be felt as "sight into" (something else), and so the sense shifted to "penetrating understanding into character or hidden

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