Words / C1

PLUM/plʌm/

To plumb is to measure depth or understand something fully; as an adverb it means exactly (not plumbing): plumb the empty cell, plumb in the middle. Exact (already in the dictionary) is everyday; a slogan will not fill a cell.

Meaning

To measure depth or understand something fully; also (adverb) exactly (from exact, already in the dictionary).

Examples

• “Plumb the empty cell; a slogan will not fill it.”
• “Exact is already in this course. Fathom is the close twin. A slogan is comms. A cell is a count. Put the number in; then keep the slogan if the finding still stands.”

Good to know

Measure fully; exactly. Everyday: exact (already in the dictionary). A slogan ≠ a filled n.

Near in meaning

fathom, sound, exactly

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