Glossary · Nouns · F
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TermTypeDefinitionClassificationsUpdated
Fissionnouna nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energyverified
Fission BombnounMWEa nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239)verified
Fissiparitynounreproduction of some multicellular organisms by division, as in the case of some starfishverified
Fissure of RolandonounMWEa brain fissure extending upward on the lateral surface of both hemispheresverified
Fitchnoundark brown mustelid of woodlands of Eurasia that gives off an unpleasant odor when threatenedverified
Fitted SheetnounMWEa sheet (usually with elastic edges) tailored to fit a particular mattressverified
FittingnounFitting is the process of verifying whether the data item value is in the previously specified interval.Process
Five Spice PowdernounMWEChinese seasoning made by grinding star anise and fennel and pepper and cloves and cinnamonverified
Five-Fingered Maidenhair FernnounMWEhardy palmately branched North American fern with divergent recurved branches borne on lustrous dark reddish stipesverified
Five-Flowered GentiannounMWEgentian of eastern North America having clusters of bristly blue flowersverified
Five-Point Bishop's CapnounMWEsmall plant with leaves in a basal cluster and tiny greenish flowers in slender racemesverified
Fixationnoun(histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living bodyverified
Fixativenouna compound (such as ethanol or formaldehyde) that fixes tissues and cells for microscopic studyverified
Fixed ChargenounMWEa periodic charge that does not vary with business volume (as insurance or rent or mortgage payments etc.)verified
Fixed COMSEC FacilitynounMWECOMSEC facility located in an immobile structure or aboard a ship.PhysicalRegulatedCUI
Fixed CostnounMWEa periodic charge that does not vary with business volume, for example insurance, rent, and mortgage paymentsverified
Fixed IntonationnounMWEthe intonation of keyboard instruments where the pitch of each note is fixed and cannot be varied by the performerverified
Fixed Investment TrustnounMWEan investment trust that can buy only those securities listed when the trust was organizedverified
Fixed PhagocytenounMWEa phagocyte that does not circulate in the blood but is fixed in the liver or spleen or bone marrow etc.verified
Fixed StoragenounMWE(computer science) memory whose contents can be accessed and read but cannot be changedverified
Fixed-Cycle OperationnounMWEan operation that is completed in a specified number of regularly timed execution cyclesverified
Fixed-Point NotationnounMWEa radix numeration system in which the location of the decimal point is fixed by conventionverified
Fixed-Width FontnounMWEa typeface is which each character is given the same width (as by a typewriter)verified
Fixernounsomeone who intervenes with authorities for a person in trouble (usually using underhand or illegal methods for a fee)verified
Fixer-Uppernouna house or other dwelling in need of repair (usually offered for sale at a low price)verified
Fixingnoun(histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living bodyverified
Fixing AgentnounMWEa chemical compound that sets or fixes something (as a dye or a photographic image)verified
Flaccid BladdernounMWEa urinary bladder disorder resulting from interruption of the reflex arc normally associated with voiding urineverified
Flaccid ParalysisnounMWEweakness or loss of muscle tone resulting from injury or disease of the nerves innervating the musclesverified
Flack CatchernounMWEa slick spokesperson who can turn any criticism to the advantage of their employerverified
Flag of TrucenounMWEflag consisting of a piece of white cloth that is hoisted to signal surrender or to ask for a truceverified
Flag Smut FungusnounMWEa smut fungus causing a smut in cereals and other grasses that chiefly affects leaves and stems and is characterized chains of sori within the plant tissue that later rupture releasing black masses of sporesverified
Flag StopnounMWEa small railway station between the principal stations or a station where the train stops only on a signalverified
Flagellate ProtozoannounMWEa usually nonphotosynthetic free-living protozoan with whiplike appendagesverified
Flagellated ProtozoannounMWEa usually nonphotosynthetic free-living protozoan with whiplike appendagesverified
Flagellumnouna lash-like appendage used for locomotion (e.g., in sperm cells and some bacteria and protozoa)verified
Flagpolenounsurveying instrument consisting of a straight rod painted in bands of alternate red and white each one foot wideverified
Flak CatchernounMWEa slick spokesperson who can turn any criticism to the advantage of their employerverified