(medicine) A tool used by physician to hit the body and test for certain reflexes.

Opposed to reform.

(Christianity, historical) Alternative letter-case form of reformer (“one involved in the Reformation”) / (Canada, historical) A member of the Reform movement in 19th-century Canada.

(astronomy) A nebula that consists of dust which reflects starlight and appears blue in photographs.

A compendium of information which is not intended to be read from beginning to end, and is compiled for ease of reference. Examples include encyclopedias and dictionaries.

A possessive pronoun that is reflexive; i.e. one that refers back to the subject

(semantics) The condition of a sign which has an empty, absent, non-existent, paradoxical, hypothetical, supernatural, or undefined referent, such as nothing, null, vacuum, or void.

(data management) Data describing a physical or virtual object and its properties.

The list of sources used or considered in preparing a work.

(transitive) To cause to float again.