pro-oestrum
/prəʊˈiːstrəm/ /prəʊˈɛstrəm/(also proestrum) Biology. Now rare
noun
= pro-oestrus.
Origin
Early 20th century. From pro- + oestrus.
- nuclear radiation
- nuclear reaction
- nuclear reactor
- nuclear reprocessing plant
- nuclear sap
- nuclear scientist
- nuclear sclerosis
- nuclear shelter
- nuclear submarine
- nuclear test
- nuclear testing
- nuclear threshold
- nuclear umbrella
- nuclear war
- nuclear warhead
- nuclear waste
- nuclear weapon
- nuclear winter
- nuclease
- nucleate
- nucleation
- nucleator
- nuclei
- nucleic acid
- nucleiferous