a plural of .
the tip, point, or vertex; summit.
climax; peak; acme:
His election to the presidency was the apex of his career.
Valve ovate-lanceolate to lanceolate; apices obtuse, not produced.
The Diatomaceae of Philadelphia and Vicinity Charles Sumner Boyer
The itching is intense, and in consequence their apices are excoriated.
Essentials of Diseases of the Skin Henry Weightman Stelwagon
The Caudal Appendages exist as two very minute plates, with a few bristles at their apices.
A Monograph on the Sub-class Cirripedia (Volume 1 of 2) Charles Darwin
The palpi are small and narrow, with long bristles at their apices.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) Charles Darwin
This phenomena of primitive rocks forming the apices of mountains may be explained differently.
The Mosaic History of the Creation of the World Thomas Wood
As many as a dozen small ulcers were seen at the apices of the enlarged follicles.
A System of Practical Medicine By American Authors, Vol. II Various
The orbits have a sort of heart-shape, their apices being turned forwards, and their more convex sides inwards.
The Journal of the Proceedings of the Linnean Society – Vol. 4 Various
The elaters are never fusiform, the apices always abrupt in their acumination, and the sculpture irregular and uneven.
The North American Slime-Moulds Thomas H. (Thomas Huston) MacBride
The two apices differ very nearly 180° in right ascension and about 120° in declination.
Curiosities of the Sky Garrett Serviss
The teeth are two on each side of the mandible, with their apices directed forwards.
The Cambridge Natural History, Vol X., Mammalia Frank Evers Beddard
a plural of apex
noun (pl) apexes, apices (ˈæpɪˌsiːz; ˈeɪ-)
the highest point; vertex
the pointed end or tip of something
a pinnacle or high point, as of a career, etc
(astronomy) Also called solar apex. the point on the celestial sphere, lying in the constellation Hercules, towards which the sun appears to move at a velocity of 20 kilometres per second relative to the nearest stars
Advance Purchase Excursion: a reduced airline or long-distance rail fare that must be paid a specified number of days in advance
(in Britain) Association of Professional, Executive, Clerical, and Computer Staff
c.1600, from Latin apex “summit, peak, tip, top, extreme end;” probably related to apere “to fasten, fix,” hence “the tip of anything” (one of the meanings in Latin was “small rod at the top of the flamen’s cap”), from PIE *ap- “to take, reach.” Proper plural is apices.
apex a·pex (ā’pěks)
n. pl. a·pex·es or a·pi·ces (ā’pĭ-sēz’, āp’ĭ-)
The pointed end of a conical or pyramidal structure.
The highest point, especially the vertex of a triangle, cone, or pyramid.
Arctic Polynya Experiment
apicitis apicitis ap·i·ci·tis (āp’ĭ-sī’tĭs, ā’pĭ-) n. Inflammation of the apex of a structure or organ.
a combining form of or : apicodental. apico- pref. Apex: apicotomy.
articulated with the tip of the tongue in contact with or in approximation to the . an apicoalveolar speech sound.
articulated with the tip of the tongue touching the upper front teeth. an apicodental speech sound.