WordNet

an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction
(genetics) an organism that possesses a recessive gene whose effect is masked by a dominant allele; the associated trait is not apparent but can be passed on to offspring
a rack attached to a vehicle; for carrying luggage or skis or the like
a self-propelled wheeled vehicle designed specifically to carry something; "refrigerated carriers have revolutionized the grocery business"
someone whose employment involves carrying something; "the bonds were transmitted by carrier" (同)bearer, toter
a person or firm in the business of transporting people or goods or messages (同)common_carrier
(medicine) a person (or animal) who has some pathogen to which he is immune but who can pass it on to others (同)immune carrier
a boy who delivers newspapers (同)newsboy

PrepTutorEJDIC

『運搬する人』;輸送業者(会社) / 運搬する物,運客車;運客設備 / (…の)媒介体,保菌者《+『of』+『名』》 / (また『aircraft carrier』)航空母艦 / (自転車・車の)荷台

Synchronization of occurrence of the ovarian philometrid, Philometra carolinensis, with the spawning season of its fish host, the spotted seatrout, Cynoscion nebulosus.

Perez GR1, Roumillat WA, Levesque EM, Connors VA, de Buron I.
Parasitology research.Parasitol Res.2009 Apr;104(5):1079-85. doi: 10.1007/s00436-008-1291-y. Epub 2008 Dec 18.
The philometrid Philometra carolinensis inhabits the ovaries of the spotted seatrout, Cynoscion nebulosus. A 2-year study in estuaries of South Carolina showed that each year adult female worms were present only during the spawning season of the host and that only sexually mature fish were infected.
PMID 19093133

Hanelt B1, Thomas F, Schmidt-Rhaesa A.
Advances in parasitology.Adv Parasitol.2005;59:243-305.
Compared with most animal phyla, the Nematomorpha, also known as hair worms, is a relatively understudied metazoan phylum. Although nematomorphs make up only 1 of 3 animal phyla specializing solely on a parasitic life style, little attention has been focused on this enigmatic group scientifically. T
PMID 16182867

Hanelt B1, Janovy J Jr.
The Journal of parasitology.J Parasitol.2004 Apr;90(2):240-4.
To complete their life cycle, gordiids must make a transition from aquatic to terrestrial environments. However, epibenthic aquatic larvae and their terrestrial definitive hosts do not overlap in habitat. This has led many investigators to suggest that infections are acquired through the ingestion o
PMID 15165044