IPA: /ɪnˈsɛktəri/
KK: /ɪnˈsɛktəri/
A location where insects are kept, bred, or studied.
The scientist visited the insectary to observe the behavior of the butterflies.
Insectary → It is formed from "insect" (from Latin "insectum", meaning cut into or divided) and "-ary" (meaning relating to or connected with). The word "insectary" refers to a place related to or designed for insects, often for breeding or studying them.
Think of a place that is 'related to' ('-ary') insects ('insect') — that's what an insectary is.