utilisation

Everyday

(formal) Utilisation is the act of using something, especially making practical or good use of it. tree →

In the lessons

A formal, stiff word used in reports, business, science and exams: «utilisation of resources», «energy utilisation». In everyday talk people simply say «use». Pupils meet it in formal texts and should understand it, but «use» is usually better in their own writing.

Examples

• The utilisation of solar energy is growing. tree →
• The report looked at the utilisation of school space. tree →
• Good utilisation of time helps you finish the test. tree →
• Plants show efficient utilisation of sunlight. tree →
• The utilisation of the new library has doubled. tree →
• Better utilisation of water helps farms in dry years. tree →

Note

UK, Ireland, Australia, NZ often spell «-isation»; the US and Canada spell «utilization». Verb: «utilise» / «utilize». Usually «use» is clearer and better style.