Browse terms - alphabetical

Rowing (1)
Rowlandite (Y) (1)
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Royal descent, Families of (1)
Royal favorites (1)
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Royalists, 1642-1660 (1)
Royal middies (Dance) (1)
Royal prerogative (1)
Royalty (1)
Royal Worcester porcelain (1)
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R-process (1)
RRab variable stars (1)
RRc variable stars (1)
RRd variable stars (4)
RR Lyrae variable stars (1)
R-Scale/ Radio Blackouts (1)
RS Canum Venaticorum variable stars (1)