(chemistry) Any of several hydrides having a similar structure to that of carbene.

plural of analog-to-digital converter

A watch that displays time by means of a dial and hands, in contradistinction to a digital watch.

US standard spelling of analogue watch.

(obsolete, mathematics) topology

The condition of being unable to make a decision due to the availability of too much information which must be processed in order for the decision to be made.

Of or relating to anarchism or anarchy. / Anarchic; chaotic or free-spirited.

An anaerobic organism; one that does not require oxygen to sustain its metabolic processes.

To express as an analogy. / To treat one thing as analogous to another.

(medicine) The inability to feel pain. / (pharmacology) An analgesic (medication that acts to relieve pain).