apertura

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aperture

 [ap´er-chur]
inferior aperture of minor pelvis (inferior aperture of pelvis) pelvic outlet.
numerical aperture an expression of the measure of efficiency of a microscope objective.
superior aperture of minor pelvis (superior aperture of pelvis) pelvic inlet.

ap·er·ture

(ap'er-chūr),
1. Opening. An inlet or entrance to a cavity or channel. In anatomy, a gap or hole.
See also: fossa, ostium, orifice, pore. Synonym(s): apertura [TA]
2. The diameter of the objective of a microscope.
Synonym(s): aditus [TA]
[L. apertura, an opening]

apertura

/ap·er·tu·ra/ (ap″er-too´rah) pl. apertu´rae   [L.] aperture.

apertura

Aperature, opening; aperature appears to be waning in use and is being replaced by opening, which is already preferred for bony structures—e.g., acoustic apparatus, pelvis and thorax; in the clinical anatomy of the latter regions, the more colloquial terms inlet (for superior pelvic opening or superior thoracic opening) and outlet (for inferior pelvic opening or inferior thoracic opening) are widely used.

ap·er·ture

(ap'ĕr-chŭr) [TA]
1. An inlet or entrance to a cavity or channel; in anatomy, an open gap or hole.
2. The diameter of the objective of a microscope.
Synonym(s): aditus [TA] , apertura [TA] .
[L. apertura, an opening]

ap·er·ture

(ap'ĕr-chŭr) [TA]
1. [TA] Opening. An inlet or entrance to a cavity or channel. In anatomy, a gap or hole.
Synonym(s): apertura.
2. The diameter of the objective of a microscope.
See also: fossa, ostium, orifice
Synonym(s): aditus [TA] .
[L. apertura, an opening]

apertura

pl. aperturae [L.] aperture.
References in periodicals archive ?
Historically, Tigres are not among the heavyweights of Mexican football but more recently they have won the respect of their domestic rivals by claiming the Apertura and Clausura titles in 2011.
Two league championships, the Apertura and Clausura, are played per season in Argentina, the 20 teams meeting each other once in each.