English English Dictionary
English English Dictionary
The online English-English dictionary from The Project Gutenberg
Dictionary
Apsidal
(a.)
Of or pertaining to the apsides of an orbit.
Apsidal
(a.)
Of or pertaining to the apse of a church; as, the apsidal
termination of the chancel.
Apsides
(n. pl.)
See Apsis.
Apsides
(pl. )
of Apsis
Apsis
(n.)
One of the two points of an orbit, as of a planet or
satellite, which are at the greatest and least distance from the
central body, corresponding to the aphelion and perihelion of a planet,
or to the apogee and perigee of the moon. The more distant is called
the higher apsis; the other, the lower apsis; and the line joining
them, the line of apsides.
Apsis
(n.)
In a curve referred to polar coordinates, any point for
which the radius vector is a maximum or minimum.
Apsis
(n.)
Same as Apse.
Apt
(a.)
Fit or fitted; suited; suitable; appropriate.
Apt
(a.)
Having an habitual tendency; habitually liable or likely; --
used of things.
Apt
(a.)
Inclined; disposed customarily; given; ready; -- used of
persons.
Apt
(a.)
Ready; especially fitted or qualified (to do something); quick
to learn; prompt; expert; as, a pupil apt to learn; an apt scholar.
Apt
(v. t.)
To fit; to suit; to adapt.
Aptable
(a.)
Capable of being adapted.
Aptate
(v. t.)
To make fit.
Aptera
(n. pl.)
Insects without wings, constituting the seventh Linnaen
order of insects, an artificial group, which included Crustacea,
spiders, centipeds, and even worms. These animals are now placed in
several distinct classes and orders.
Apteral
(a.)
Apterous.
Apteral
(a.)
Without lateral columns; -- applied to buildings which
have no series of columns along their sides, but are either prostyle or
amphiprostyle, and opposed to peripteral.
Apteran
(n.)
One of the Aptera.
Apteria
(n. pl.)
Naked spaces between the feathered areas of birds. See
Pteryliae.
Apterous
(a.)
Destitute of wings; apteral; as, apterous insects.