Meanings

multilateralism

artificial insemination by sperm from husband

not knowing what to do with the time one has on one's hand

artificial insemination by donor

intercellular

same-sex marriage

to have a controlling presence

home is wherever one lays one's hat

human psychology

human chain (chain of people holding hands, usually in protest)

time preservation

within a marriage

for the present

incessant

backward belt throw

to already have enough

linear interpolation

make one wrong move and ...

opening hours (of a store, restaurant, etc.)

how many hours