TEL

n. a short way to write 'telephone' on a business card or form.

n. a standard abbreviation for 'telephone', typically used as a label preceding a phone number in print or digital contact information.

“The company's contact details were listed as Tel: 555-0199.”

“Please ensure that the 'Tel' field on the application form includes your international country code to avoid processing delays.”

n. Initialism of transporter erector launcher. A military vehicle that carries, lifts, and fires missiles.

n. Initialism of transporter erector launcher. A mobile platform capable of transporting a guided missile, elevating it to a vertical position, and launching it.

“Satellite images showed a TEL moving toward the border under the cover of night.”

“The deployment of a mobile TEL makes tracking missile batteries significantly more difficult for aerial surveillance compared to fixed silos.”

Technical

n. a chemical added to petrol in the past to help engines run smoothly.

n. Abbreviation for tetraethyllead. A lead-based organometallic compound formerly used as an anti-knock additive in automotive gasoline.

“Most modern cars cannot use fuel containing TEL because it damages the engine.”

“The global phase-out of TEL in motor gasoline has been one of the most successful environmental health initiatives of the last century.”

Technical