| all-American |
(often cap.) an individual selected as a member of a hypothetical team of the best U.S. players in a particular sport. [1/5 definitions] |
| Aryan |
a person belonging to or claiming to be a descendant of the prehistoric peoples who spoke the hypothetical parent language of Indo-Europeans. [1/4 definitions] |
| blackbody |
in physics, a hypothetical body that theoretically absorbs all radiant energy falling on its surface. |
| black hole |
a hypothetical region or body in space, possibly the remnants of a collapsed star, with such a strong gravitational pull that neither light nor matter can escape. |
| concrete |
of or relating to a specific factual thing or experience; not imagined or hypothetical. [1/10 definitions] |
| Indo-European |
the hypothetical parent language of this family. [1/5 definitions] |
| moot |
having no practical significance; completely hypothetical. [2/6 definitions] |
| perpetual motion |
the movement of a hypothetical device which, once put in motion, would operate indefinitely by creating its own energy in excess of that expended. |
| sound barrier |
a hypothetical barrier to aircraft as they approach the speed of sound, suggested by the abrupt increase in aerodynamic drag near that velocity; sonic barrier. |
| speculation |
a conclusion, often tentative or hypothetical, that results from such an act or process. [1/4 definitions] |
| subjunctive |
in grammar, denoting or pertaining to the mood of a verb that marks a statement or question as hypothetical, doubtful, or grammatically subordinate, such as "were" in "if I were you". [1/2 definitions] |
| supposititious |
based on supposing; hypothetical; supposed. [1/2 definitions] |
| teleportation |
the hypothetical transmission of matter by telekinesis. |
| theoretical |
based only on theory; hypothetical. [1/3 definitions] |
| Ural-Altaic |
a hypothetical language group consisting of all the Uralic and Altaic languages. |
| Venusian |
a hypothetical or supposed inhabitant of the planet Venus, as in science fiction. [1/2 definitions] |
| word problem |
a mathematics exercise in which a hypothetical situation expressed in words must be solved mathematically. |