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 (ā′pĭ-kəl, ăp′ĭ-)
1. Of, relating to, located at, or constituting an apex.
2. Linguistics Of, relating to, or articulated with the tip of the tongue, as (t), (d), and (s).

[From Latin apex, apic-, top.]

ap′i·cal·ly adv.


(ˈæpɪkəl; ˈeɪ-)
1. of, at, or being the apex
2. (Phonetics & Phonology) of or denoting a consonant articulated with the tip of the tongue, such as (t) or (d)
[C19: from New Latin apicālis, from Latin: apex]
ˈapically adv


(ˈeɪ pɪ kəl, ˈæp ɪ-)

1. of, at, or forming the apex.
2. (of a speech sound) articulated principally with the tip of the tongue, as (t) or (d).
[1820–30; < Latin apic-, s. of apex apex]
a′pi•cal•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.apical - situated at an apexapical - situated at an apex      
top - situated at the top or highest position; "the top shelf"
References in periodicals archive ?
Fifth and sixth abdominal segments with normal setae; 5 am setae present; female subanal appendages swollen at the basal half and bristlelike at the apical third (Fig.
There is no study investigating the apical microleakage of MTA filling including the apical third of a root canal.
20) distinctly club-shaped, basally constricted, apically smoothly rounded, on apical third a few sparse small setulae, apically some more setulae, on inner side on apical third a dense brush of short setulae, no microtrichia except for small patch near base; surstyli interconnected via slender processus longi; cerci simple, somewhat rectangular, tapering basally, rather broad, proportion length/width 2.
REDESCRIPTION: DORSAL COLORATION: Ground color, including antennal segments I to III, brown to dark brownish orange; antennal segment IV dark reddish brown with apical third paler; head lateral to tylus, lateral margin of scutellar disk, and apical margin of hemelytra dark reddish brown.
17) The unfavorable geometry of the canal space (18) and a preponderance of sclerotic radicular dentin in the canal's apical third (19) prevents a true, gap-free seal as suggested by the monoblock moniker used in many advertisements.
For more than a decade, LightSpeed has provided clinicians with reliable, state-of-the-art endodontic instrumentation that enables complete bacterial removal in the critical apical third area of a root canal.