collectional

Adjective

not-comparable

Of or pertaining to collecting.

Japanese Meaning

収集に関する / 収集することに関わる

The collectional methods the curator taught were essential for preserving rare specimens.

その学芸員が教えた収集に関する方法は、希少な標本を保存するために不可欠だった。

Sense（1）

Of or pertaining to collecting.

The first twenty-five [years] must have been wasted for collectional purposes.