Apsidal to Arable
1. (Astron.) Of or pertaining to the apsides of an orbit.
2. (Arch.) Of or pertaining to the apse of a church; as, the apsidal termination of the chancel.
(Ap"si*des) n. pl. See Apsis.
(||Ap"sis) n.; pl. Apsides See Apse. [L. apsis, absis, Gr. "apsi`s, "apsi^dos, a tying, fastening,
the hoop of a wheel, the wheel, a bow, arch, vault, fr. "a`ptein to fasten.]
1. (Astron.) 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.
2. (Math.) In a curve referred to polar coördinates, any point for which the radius vector is a maximum
3. (Arch.) Same as Apse.
(Apt) a. [F. apte, L. aptus, fr. obsolete apere to fasten, to join, to fit, akin to apisci to reach, attain: cf.
Gr. to fasten, Skr. apta fit, fr. ap to reach attain.]
1. Fit or fitted; suited; suitable; appropriate.
They have always apt instruments.
A river . . . apt to be forded by a lamb.
2. Having an habitual tendency; habitually liable or likely; used of things.
My vines and peaches . . . were apt to have a soot or smuttiness upon their leaves and fruit.
This tree, if unprotected, is apt to be stripped of the leaves by a leaf-cutting ant.
3. Inclined; disposed customarily; given; ready; used of persons.
Apter to give than thou wit be to ask.
Beau. & Fl.
That lofty pity with which prosperous folk are apt to remember their grandfathers.
4. Ready; especially fitted or qualified (to do something); quick to learn; prompt; expert; as, a pupil apt to
learn; an apt scholar. "An apt wit." Johnson.
Live a thousand years,
I shall not find myself so apt to die.
I find thee apt . . . Now, Hamlet, hear.
Syn. Fit; meet; suitable; qualified; inclined; disposed; liable; ready; quick; prompt.
(Apt), v. t. [L. aptare. See Aptate.] To fit; to suit; to adapt. [Obs.] " To apt their places." B. Jonson.
That our speech be apted to edification.
(Apt"a*ble) a. [LL. aptabilis, fr. L. aptare.] Capable of being adapted. [Obs.] Sherwood.