-tron /-tron/

Signifying agent or instrument, particularly: (1) thermionic valve, eg klystron, (2) elementary particle, eg positron, (3) particle accelerator, eg cyclotron

tron /tron/ or trone /trōn/ (chiefly Scot)

1. A public weighing-machine, used also as a place of punishment
2. The market-place
3. A system of weights used at the tron

• at the slope
• at the time
• at the top of one's voice
• at the top of the tree
• at the uptak
• at the wheel
• at the worst
• attic
• Attic
• Atticise
• Atticised
• Atticises
• Atticising
• Atticism
• Atticize
• Atticized
• Atticizes
• Atticizing
• Attic order
• attics
• Attic salt
• at times
• attire
• attired
• attirement