Word:

Focal

Fo´cal
a.1.Belonging to,or concerning, a focus; as, a focal point.
Focal distance, or length, of a lens or mirror
(Opt.) the distance of the focus from the surface of the lens or mirror, or more exactly, in the case of a lens, from its optical center.
Focal distance of a telescope
the distance of the image of an object from the object glass.
Adj.1.focal - having or localized centrally at a focus; "focal point"; "focal infection"
2.focal - of or relating to a focus; "focal length"
FOCAL - 1. FOrmula CALculator.

An interactive system written by Rick Merrill of DEC in 1969 for PDP-5 and PDP-8. It was a descendant of AID/JOSS.

Versions: FOCAL-69, FOCAL-1971, FOCAL-11 (for PDP-11 under RT-11).
approaching, arch, asymptotic, banner, basic, bedrock, capital, cardinal, central, centralized, centred, centripetal, centrolineal, champion, chief, concentrated, concurrent, confluent, confocal, connivent, convergent, converging, crowning, dominant, essential, first, foremost, fundamental, great, headmost, hegemonic, indispensable, leading, life-and-death, life-or-death, magisterial, main, master, material, meeting, mutually approaching, of vital importance, overruling, paramount, predominant, preeminent, preponderant, prevailing, primal, primary, prime, principal, radial, radiating, ranking, ruling, sovereign, star, stellar, substantive, supereminent, tangent, tangential, topflight, uniting, vital
Translate Focal to Spanish, Translate Focal to German
Browse
Foalfoot
Foam
foam at the mouth
Foam cock
foam rubber
foamentation
foamflower
foaminess
foaming
foamingly
foamless
foamy
Fob
Fob chain
fob off
FOC
-- Focal --
focal distance
Focal distance of a telescope
Focal distance, or length, of a lens or mirror
focal epilepsy
focal infection
focal length
focal point
focal ratio
focal seizure
focalisation
focalise
Focalization
Focalize
focally
Focillate
Focillation
Definitions Index: # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

About this site and copyright information - Online Dictionary Home - Privacy Policy