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apical

American  
[ey-pi-kuhl, ap-i-] / ˈeɪ pɪ kəl, ˈæp ɪ- /

adjective

  1. of, at, or forming the apex.

  2. Phonetics. (of a speech sound) articulated principally with the aid of the tip of the tongue, as t or d.


noun

  1. Phonetics. an apical sound.

apical British  
/ ˈæpɪkəl, ˈeɪ- /

adjective

  1. of, at, or being the apex

  2. of or denoting a consonant articulated with the tip of the tongue, such as (t) or (d)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of apical

1820–30; < Latin apic- (stem of apex ) apex + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Reviews of apical periodontitis emphasize how frequently these infections go unnoticed.

From Science Daily • May 16, 2026

"The AO has a striking complexity when compared to apical organs of cnidarian and bilaterian. It is so unique!"

From Science Daily • Mar. 6, 2026

The number of apical progenitor cells, which are essential for building the cerebral cortex, was significantly lower.

From Science Daily • Dec. 17, 2025

Untreated apical periodontitis can lead to tooth loss, but its effects extend beyond the mouth.

From Science Daily • Oct. 26, 2025

Sub-order Apoxypoda.—The 3rd, 4th, 5th and 6th pairs of appendages short, stout, tapering, the segments about as wide as long, except the apical, which is distally slender, pointed, slightly curved, and without distinct movable claws.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" by Various

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