12-letter words containing t
- acetoacetate — (organic chemistry) Any salt or ester of acetoacetic acid.
- acetone body — ketone body
- acetonitrile — a colourless organic chemical, CH3CN, used chiefly as a solvent
- acetophenone — a colorless liquid, C 8 H 8 O, having a sweet odor: used chiefly as a scent in the manufacture of perfume.
- acetostearin — a waxlike, nongreasy solid, C 23 H 44 O 5 : used chiefly as a food preservative and as a plasticizer.
- acetyl group — the univalent group, CH 3 CO–, derived from acetic acid.
- achievements — Plural form of achievement.
- achromatopia — Defective ability to see colours.
- achromatopsy — Color blindness; inability to distinguish colors; daltonism, achromatopia.
- acid-tongued — bitingly critical or sarcastic; sharp-tongued: a critic famous for his acid-tongued reviews.
- acoustic ohm — the unit of acoustic impedance, equal to the impedance of a medium in which a sound pressure of one dyne per square centimeter produces a velocity of one centimeter per second.
- acoustically — with reference to acoustics; from the standpoint of acoustics
- acoustimeter — a portable electronic device for measuring noise levels, especially those of traffic.
- acquaintance — An acquaintance is someone who you have met and know slightly, but not well.
- acquirements — Plural form of acquirement.
- acquisitions — An asset or object bought or obtained, typically by a library or museum.
- acquittances — Plural form of acquittance.
- acrophonetic — relating to the use of symbols to represent sounds
- acrostically — In the manner of an acrostic.
- act of faith — an act that demonstrates or tests a person's religious beliefs
- act the goat — to fool around
- actabilities — Plural form of actability.
- actinic rays — light rays, esp. the violet and ultraviolet parts of the spectrum, that produce chemical changes, as in photography
- actinometers — Plural form of actinometer.
- actinometric — Of or pertaining to actinometry.
- actinomorphy — The condition of being actinomorphic.
- actinomycete — any bacterium of the group Actinomycetes, usually filamentous in form
- actinomycins — Plural form of actinomycin.
- actinostelic — Of or possessing an actinostele.
- action grant — funds awarded by the federal government on a competitive basis to cities that submit plans for urban development and are able to show that such plans have the cooperation and endorsement of private investors.
- action group — a group of people who come together to fight for a particular cause or to carry out a particular task
- action movie — film focussed on action sequences
- action point — one of a series of notes drawn up after a meeting stating what tasks need to be carried out and who will do each one
- active layer — (in arctic or subarctic regions) the layer of soil, above the permafrost, that thaws during the summer.
- active voice — a voice of verbs used to indicate that the subject of a sentence is performing the action or causing the event or process described by the verb, as kicked in the boy kicked the football
- activization — to make active; activate.
- acute accent — the diacritical mark (´), used in the writing system of some languages to indicate that the vowel over which it is placed has a special quality (as in French été) or that it receives the strongest stress in the word (as in Spanish hablé)
- acute-angled — (of a triangle) having three acute angles
- acutilingual — having a sharply pointed tongue or mouth, as certain bees.
- acyclicality — The quality of being acyclical.
- ad arbitrium — at pleasure; at will.
- ad infinitum — If something happens ad infinitum, it is repeated again and again in the same way.
- adaptability — capable of being adapted.
- adaptational — of or relating to adaptation
- adaptatively — In an adaptative manner.
- adapter ring — a type of circular mount used for attaching a filter or some other piece of equipment to a camera lens
- adaptiveness — in a state that has a capacity for adaptation
- adder's-meat — the greater stitchwort
- addictedness — the state of being addicted
- additionally — You use additionally to introduce something extra such as an extra fact or reason.