portal crane
Engineering
noun
A crane mounted on a portal frame, so as to allow the passage of vehicles underneath.
Origin
Early 20th century.
- non-stoichiometric
- non-stoichiometry
- non-stop
- non-striker
- nonstruck
- nonstructuralist
- non-subject
- non-subscriber
- non-subscribing
- non-subscription
- non-substantial
- non-substantialism
- non-substantialist
- non-success
- nonsuccessful
- nonsuch
- non-sufficiency
- nonsuing
- nonsuit
- nonsunt
- nonsupport
- non-surgical
- non-surgically
- non-swearing
- non-swimmer