plural of fan base

A hand-held device designed to be waved back and forth in order to induce airflow for the purpose of cooling the user.

plural of fan marker

(aviation) An obsolescent type of marker beacon, usually used to mark en route airways but occasionally used as part of a non-precision approach, which radiates in a pattern that is considerably wider, from the perspective of an aircraft approaching the marker along the airway, than it is long (allowing an aircraft to pick up the signal from the marker even if slightly to one side of the airway's centerline).

Alternative spelling of fan fiction

Any slipper lobster of the subfamily Ibacinae, especially genera Evibacus or Ibacus.

plural of fan-wheel

A wheel with fans on its rim for producing a current of air.

Alternative form of fanqie

(linguistics) a set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian)