deficient

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The county conducted an audit of Harm Reduction-SD in April 2023 that revealed “significant financial control weaknesses including insufficient bank reconciliations and a deficient general ledger,” prosecutors allege.

From Los Angeles Times • Feb. 19, 2026

Deere leverages AI to help farmers cut costs—by reducing labor required to operate equipment, minimizing wasted crop chemicals, and applying fertilizer more precisely where soil nutrients are deficient.

From Barron's • Feb. 2, 2026

In a randomized clinical trial, magnesium increased vitamin D in people who were deficient, while reducing levels in those who already had high amounts.

From Science Daily • Dec. 30, 2025

A handful of trial firms are leading the charge, specializing in cookie-cutter cases that claim operators aren’t administering plans for the “sole benefit” of workers—alleging excessive investment or recordkeeping fees, or deficient investment performance.

From The Wall Street Journal • Dec. 3, 2025

Both Call and the Captain seemed to regard me as mentally deficient, since I couldn’t appreciate their marvelous humor.

From "Jacob Have I Loved" by Katherine Paterson