plural of vanishing twin syndrome

(obstetrics, pathology) A condition where one set of twins or multiple embryos dies in utero, disappears, or is resorbed partially or entirely.

Twin-to-twin transfusion syndrome.

(uncountable) The condition of being a twin

(countable, nautical) Either of a pair of ships of exactly the same design

plural of twinset

A combination of a cardigan and a jumper, usually knitted in wool or cashmere. / (railways) A pair of cars or locomotives that are permanently coupled and treated as a single unit.

plural of twinship

Any of various African waxbills that have spotted underparts.

plural of twinspot