Glossary
Glossary
Every technical term used here, defined.
- Terms
- 1,702
- With an illustration
- 23
- Cross-references
- 66
- Used in profiles
- 1,807
171 terms beginning with S · showing 121–160
striped
Possessing one or more stripes.
Used in 80 profiles
stunt
To impede the growth or development of.
Used in 1 profile
stunted
Used in reference to an individual that has been subject to stunting.
Used in 34 profiles
stunting
The process of impeding the growth or development of.
subadult
An individual that has passed through the juvenile stage but not yet developed all adult characteristics, sexual maturity or size.
Used in 36 profiles
subcarinate
Partially keeled; somewhat resembling a keel.
subcutaneous
Located, used, applied, secreted, or introduced beneath the skin.
Used in 1 profile
subdistal
Meaning 'below distal'; often used to refer to the position of markings in the fins of fishes.
Used in 15 profiles
subjective synonym
Any of two or more taxonomic names whose synonymy is a matter of individual opinion, i.e., they are based on multiple name-bearing types.
Used in 6 profiles
sublacrymal groove
A fold or groove located between the lacrymal bone and rostral cap in certain fish genera.
Used in 13 profiles
submarginal
Situated close to the margin of something.
Used in 64 profiles
subocular
Under the eye.
Used in 16 profiles
subopercle
One of the bones comprising the operculum, situated below the opercle.
Used in 2 profiles
subopercular
Of, relating to, located on, or being the subopercle.
Used in 15 profiles
suborbital
Located below or behind the orbit of the eye.
Used in 69 profiles
suborbital flap
Bony, movable, lateral process of the lateral ethmoid located beneath the eye in males of certain nemacheilid loaches.
Used in 32 profiles
subspecies
Taxonomic rank below species, written in the form of a trinomen. Often applied to a geographically-separated population within a species that retains the capability to produce fertile offspring with other populations but may exhibit phenotypic differences.
Used in 78 profiles
substrate
A surface on which an organism lives, moves or is attached to; the base material of a water body; a benthic habitat. Also used in reference to base material when added to an aquarium.
Used in 1,478 profiles
subterminal
Situated close to the end of something.
Used in 27 profiles
subterminal mouth
Mouth oriented and opening primarily forward but also somewhat ventrally, i.e., the upper jaw and snout clearly extend beyond the lower jaw
Used in 8 profiles
subtropical
Of, relating to, characteristic of, or located in the subtropics.
Used in 25 profiles
subtropics
Regions of the Earth directly adjacent to the tropics. The warmest portions of the temperate zones.
sulcate
Marked with parallel grooves or furrows.
sump
An additional tank connected to the display aquarium normally used to house filter media and other equipment.
Used in 99 profiles
superciliary
Of or relating to the area above the eye.
superior
In biology, located above or higher than.
Used in 2 profiles
superior mouth
Mouth opening upwards due to the lower jaw projecting anteriorly further than the upper.
superolateral
Between the side and upper surface. Same meaning as dorsolateral.
Used in 3 profiles
suprabranchial
Above the gills.
Used in 100 profiles
supraoccipital
Of, relating to, or being the supraoccipital bone, a median bone in the upper rear part of the skull.
Used in 34 profiles
supraocular
Above the eye.
supraorbital
Located above the eye.
Used in 6 profiles
supraorbital canal
Part of the lateral line system extending up and over the eye.
surface film
Thin film forming at the water surface due to surface tension.
surface tension
Property of liquids caused by intermolecular forces with the result that the surface acts as a thin, flexible film able to withstand a degree of force thus allowing certain objects to float on it, for example.
suspensorium
Any structure suspending or holding up another, especially the series of cartilage and bone suspending the lower jaw from the skull.
Used in 12 profiles
swamp
Low-lying, uncultivated wetland dominated by woody vegetation.
Used in 283 profiles
swim bladder
See gas bladder.
symbiosis
Close, long-term association between two different biological species. Often obligatory and often, though not always, with a mutual benefit for both organisms.
Used in 2 profiles
sympatric
Occurring within the same, specified geographical area, but without interbreeding and not necessarily competing for the same resources or dwelling in the same habitat. Opposite of allopatric.
Used in 195 profiles