pro-oestrum
/prəʊˈiːstrəm/ /prəʊˈɛstrəm/(also proestrum) Biology. Now rare
noun
= pro-oestrus.
Origin
Early 20th century. From pro- + oestrus.
- countryside ranger
- country singer
- country store
- country-style
- country sugar
- country talk
- country town
- countryward
- country-western
- countrywide
- countrywoman
- count sheep
- countship
- count someone in
- count someone out
- count something on the fingers of one hand
- count something out
- count the cost
- count the days (or hours)
- count the pennies
- county
- county alderman
- county asylum
- county ball
- county borough