gimbal /jimˈbl/

1. A gimmal (obsolete)
2. (in pl) a contrivance with self-aligning bearings for keeping eg hanging objects, nautical instruments, etc horizontal (sing in combination, eg gimbal ring)

• opsonizing
• opt
• opt.
• optant
• optants
• optative
• optatively
• optatives
• opted
• opter
• opters
• optic
• Optic
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• optical activity
• optical art
• optical character reader
• optical character readers
• optical character recognition
• optical computing
• optical disk
• optical disks
• optical-electronic device
• optical-electronic devices
• optical fibre