As nouns the difference between astronaut and bicycle
is that astronaut is a member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose while bicycle is a vehicle that has two wheels, one behind the other, a steering handle, and a saddle seat or seats and is usually propelled by the action of a rider’s feet upon pedals.
As a verb bicycle is
to travel or exercise using a bicycle.
astronaut
Noun
(
en noun)
A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose
Synonyms
* cosmonaut
* spationaut
* taikonaut
Derived terms
* ancient astronaut
bicycle
Noun
(
en noun)
A vehicle that has two wheels, one behind the other, a steering handle, and a saddle seat or seats and is usually propelled by the action of a rider’s feet upon pedals.
A traveling block used on a cable in skidding logs.
The best possible hand in lowball.
(British, AU, NZ) A motorbike.
Synonyms
* bike (colloquial)
* cycle
* push bike, pushbike
* velocipede
* See also
Verb
(bicycl)
To travel or exercise using a bicycle.
See also
* like riding a bicycle
* motorcycle
* tricycle
* unicycle