(b) where an officer contracts a marriage and by
reason of the form thereof the officer is or
becomes lawfully married to more than one woman
at the same time, "wife" means the woman whom
such officer first married:
Provided that in the event of any wife
eligible for a dependant pension under this
section ceasing to be so eligible and at the same
time of such cessation the officer was lawfully
married as aforesaid to another wife or other
wives the officer shall be deemed for the
purposes of this section to have become a widower
at the time of such cessation and simultaneously
to have married the woman who at such time was
his wife and whom he married first after his
marriage to the wife who has ceased to be
eligible as aforesaid;
(c) "surviving spouse" means the person who is the
surviving husband or wife of the officer at the
time of the officer's death;
(d) "child" means
(i) any child of a female officer and, in the
case of a child of a male officer, any child born