swordtail

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sword·tail

 (sôrd′tāl′)
n.
A small, brightly colored, live-bearing freshwater fish (Xiphophorus hellerii) of Mexico and Central America, having a long tapering extension of the caudal fin in the male and popular in home aquariums.

swordtail

(ˈsɔːdˌteɪl)
n
(Animals) any of several small freshwater cyprinodont fishes of the genus Xiphophorus, esp X. helleri, of Central America, having a long swordlike tail

sword•tail

(ˈsɔrdˌteɪl, ˈsoʊrd-)

n.
any freshwater fish of the Central American genus Xiphophorus: the male has a swordlike extension of the lower caudal fin.
[1925–30]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.swordtail - freshwater fish of Central America having a long swordlike tailswordtail - freshwater fish of Central America having a long swordlike tail; popular aquarium fish
cyprinodont - any member of the family Cyprinodontidae
Translations
سَمَك ذو ذيل شَبيه بالسَّيْف
mečovka
sværddrager
mexikói kardfarkú hal
hitabeltisfiskur
mečovka
kılıçkuyruk

sword

(soːd) noun
a weapon with a long blade that is sharp on one or both edges. He drew his sword (from its sheath) and killed the man.
ˈsword-play noun
the activity of fencing.
ˈswordsman (ˈsoːdz-) noun
a man who can fight or fence with a sword.
ˈswordtail noun
a tropical fish of fresh water, the male having a long sword-shaped tail.
cross swords
to quarrel or disagree. I try not to cross swords with my boss.
References in periodicals archive ?
Asymmetries in mating preferences between species: Female swordtails prefer heterospecific males.
Examples are guppies, goldfish, swordtails, angel fishes and tiger barbs.
Physiological adaptation along environmental gradients and replicated hybrid zone structure in swordtails (Teleostei: Xiphophorus).
Other close relatives, swordtails and platyfish of the genus Xiphophorus, however, are known to be mostly omnivorous with an emphasis on herbivory (e.
1944), swordtails (Gordon, 1957) and sailfin mollies (Angus and Blanchard, 1991).
Effect of varying dietary lipid and protein levels on growth and reproductive performance of female swordtails Xiphophorus helleri (Poeciliidae).
Although this trait is not seen in normal female swordtail fish, many previous studies have reported female swordtails being transformed into phenotypic male fish by the administration of male sex hormones.
Common colors for swordtails include reds and oranges.
Many other fishes kept as ornamentals such as swordtails and platies, discus and angelfishes, as well as those cultured for food such as rainbow trout, channel catfish and sturgeon are merely exploited captives.
However, other fish species, such as swordtails and guppies, do depend on chromosomes to determine sex.
PARASITE-MEDIATED SEXUAL SELECTION OF GREEN SWORDTAILS, XIPHOPHORUS HELLERI