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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 ?
The analysis of the thematic map revealed that lower rates of TSS content are reported in the basal and intermediate thirds, as well as in the central and SW regions of the tree, whereas rates above the average are concentrated in the peripheral area of the tree in all thirds, with higher concentrations in the extreme north region, in the apical third and in the NW region of the basal third, or rather, the highest rates of solar radiation (quadrants NE and NW).
Effect of different final irrigation methods on the removal of calcium hydroxide from an artificial standardized groove in the apical third of root canals.
Chohayeb13 investigated the dilaceration pattern of 480 maxillary lateral incisors and found that more than half of the samples showed a dilaceration in a distolabial direction, and palatal dilacerations of the apical third of the root apex were observed in only 10.
In every circumstance, the last millimetres of the apical third remain the most difficult area to clean.
For biofilm formation evaluation, the apical portion of the crown root cut was observed and two micrographs for each sample were recorded: one performed on the coronal third and the other on the apical third at 5.
In the groups submitted to retreatment, the filling material was removed using a heated plugger in the coronal and middle thirds and a ProTaper Universal Retreatment D3 file in the apical third.
Cotesia dictyoplocae belongs to the glomeratus-subgroup of the genus Cotesia and is characterized by the following features: outer side of hind coxa glossy with fine and disperse punctations; mesonotum punctate, notauli absent; scutellum smooth; antennae about as long as body; first tergite broadening posteriorly; head, mesosoma, and metasoma black; legs reddish yellow except: coxae black, hind femora at extreme apices, apical third of tibia, and tarsi dark brown.
Male cercus moderately thickened at base, narrowing towards apical third; apical third markedly thinner, slightly curved Fig.
Male: Lateral lobe longer than gonocoxite; gonocoxite with a basal tuff of about 7 setae preceded by a nude lobe; ejaculatory ducts with lanceolate apex; paramere dorsally humped at base, wider in the apical third, ending in acute apex and with a preapical triangular ventral projection.
The RVG of deciduous right central incisor showed bifurcation in the coronal third of the root and left central incisor in the apical third (Figure 2).
Figure 5: Split specimen from the diamond bur/peeso reamer combination demonstrating remnants in the apical third only.