it ious ▁name , ▁especially ▁one ▁adopted ▁by ▁an ▁author ; ▁a ▁pen ▁name ▁ ▁retr onym : ▁a ▁comp ound ▁or ▁modified ▁n oun ▁that ▁rep laces ▁an ▁original ▁simple ▁n oun , ▁for ▁example ▁" anal og ▁watch " ▁now ▁means ▁what ▁" watch " ▁used ▁to ▁mean ▁before ▁the ▁in vention ▁of ▁the ▁digital ▁watch ; ▁and ▁motor cy cles ▁became ▁" sol o ▁motor cy cles " ▁when ▁others ▁were ▁built ▁with ▁side c ars ▁ ▁soc ion ym : ▁а ▁collect ive ▁name ▁in ▁social ▁strat ification . ▁ ▁syn onym : ▁ 1 : ▁a ▁word ▁equivalent ▁in ▁meaning ▁or ▁nearly ▁so ▁to ▁another ▁word ; ▁a ▁word ▁that ▁may ▁be ▁subst it uted ▁for ▁another ▁word ▁that ▁has ▁the ▁same ▁or ▁a ▁similar ▁meaning , ▁such ▁as ▁near ▁and ▁close ▁( compare ▁" ant onym "). ▁ 2 : ▁In ▁Bi ology , ▁one ▁or ▁more ▁names ▁given ▁to ▁the ▁same ▁tax on , ▁and ▁so ▁considered ▁equivalent . ▁Usually ▁only ▁one ▁of ▁them ▁in ▁considered ▁as ▁correct ▁( sen ior ▁syn onym ▁in ▁animal ▁tax onomy , ▁accepted ▁name ▁in ▁plant ▁tax onomy ), ▁while ▁the ▁other ▁are ▁considered ▁deprecated ▁( see ▁syn onym ▁( tax onomy ). ▁ ▁t aut onym : ▁a ▁bin omial ▁or ▁scientific ▁name ▁in ▁the ▁tax onomy ▁of ▁living ▁things ▁in ▁which ▁the ▁generic ▁and ▁specific ▁names ▁are ▁the ▁same , ▁such ▁as ▁Gor illa ▁g or illa ; ▁a ▁scientific ▁name ▁in ▁which ▁the ▁specific ▁name ▁is ▁repeated