involuteとは 意味・読み方・使い方

語源

Borrowed from Latin involutus.

形容詞

involute (comparative more involute, superlative most involute)

1. (formal) Difficult to understand; complicated.
   • 1986, John le Carré, A Perfect Spy:

     These vulgar, pleasure-seeking people, so frank and clamorous, were too uninhibited for his shielded and involuted life.

2. (botany) Having the edges rolled with the adaxial side outward.
   • 1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, →ISBN, page 7:

     Furthermore, the free anterior margin of the lobule is arched toward the lobe and is often involute […]

3. (biology, of shells) Having a complex pattern of coils in which younger whorls only partly surround older ones.
4. (biology) Turned inward at the margin, like the exterior lip of the shells of species in genus Cypraea.
5. (biology) Rolled inward spirally.

動詞

involute (三人称単数 現在形 involutes, 現在分詞 involuting, 過去形および過去分詞形 involuted)

1. To roll or curl inwards.

名詞

involute (複数形 involutes)

1. (geometry) A curve that cuts all tangents of another curve at right angles; traced by a point on a string that unwinds from a curved object.

参考

• involution
• advolute
• convolute
• evolute
• revolute

参照

• involute at OneLook Dictionary Search
• involute in The Century Dictionary, The Century Co., New York, 1911

Latin

Participle

involūte

1. vocative masculine singular of involūtus

参照

• involute in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• involute in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette