| absent |
not in the expected or required place. [1/4 definitions] |
| absenteeism |
habitual or repeated absence from a place where regular attendance is required, such as work or school. |
| acquit |
to conduct (oneself) as required or indicated. [1/3 definitions] |
| airline |
a system of transportation by air offering scheduled flights between various points, or a business that owns and operates the equipment required by such a system. [1/2 definitions] |
| angle1 |
the space between the lines of such a figure as measured in degrees, the number of which reflects the amount of turning that would be required to move one of the lines so that it meets and overlaps the other. [1/10 definitions] |
| ascorbic acid |
an organic acid found in many foods, esp. citrus fruits, and required in human nutrition for the production of collagen; vitamin C. |
| athleticism |
an athletic quality or capacity, as involved in or required by a particular sport, feat, or the like, or as possessed by a person or animal. |
| balance |
physical or mental stability, or the capacity to reach stability when required. [1/8 definitions] |
| bandwidth |
the range of radio frequencies required to transmit a certain type of signal. |
| be |
used with the present participle or infinitive of another verb to indicate intended or required action. [1/10 definitions] |
| behind |
in a position of having progressed less quickly than expected or required. [1/10 definitions] |
| bonus |
a donation or payment in excess of what is required, usu. as a reward for exceeding the terms of a contract. [1/3 definitions] |
| bounden |
required by law or as if by law; obligatory. |
| capable |
having the ability to perform as required; competent. [1/3 definitions] |
| carload |
the minimum weight required by law to ship freight by rail at a reduced rate. [1/2 definitions] |
| carnitine |
a compound, particularly concentrated in muscle, required for transporting fatty acids into mitochondria. |
| carotene |
a reddish orange hydrocarbon pigment produced in orange, yellow, and dark green plant parts, and required in human nutrition as a source of vitamin A. |
| carotenoid |
any of several yellow to deep red pigments, like and including carotene, that is found in many vegetables and animal fats and is required in human nutrition. [1/3 definitions] |
| catch up |
to reach a stage of completeness or full satisfaction, but later than originally required or intended (usu. fol. by "on" or "with"). [1/3 definitions] |
| claim |
title or right to something, such as payment required by the terms of an insurance policy or the like. [1/8 definitions] |
| compulsory |
required or obligatory. [1/2 definitions] |