genus Crataegus genus Crataegus

noun

thorny shrubs and small trees: hawthorn; thorn; thorn apple  ( Crataegus, genus Crataegus )
thorny shrubs and small trees: hawthorn; thorn; thorn apple

 cortex cortex

noun

() the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum  ( cerebral mantle, pallium, cerebral cortex, cortex )
the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum

() the tissue forming the outer layer of an organ or structure in plant or animal  ( cortex )
the tissue forming the outer layer of an organ or structure in plant or animal

the tissue that surrounds the lens nucleus  ( cortex, lens cortex )
the tissue that surrounds the lens nucleus

 medic medic

noun

a medical practitioner in the armed forces  ( medic, medical officer )
a medical practitioner in the armed forces

any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves  ( medic, medick, trefoil )
any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves

 tube tube

noun

() conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases  ( tubing, tube )
conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

() electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope  ( electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, vacuum tube, tube )
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope

() a hollow cylindrical shape  ( pipe, tube )
a hollow cylindrical shape

an electric railway operating below the surface of the ground (usually in a city)  ( subway system, tube, underground, metro, subway )
an electric railway operating below the surface of the ground (usually in a city)
 in Paris the subway system is called the metro' and in London it is called the tube' or the underground'
in Paris the subway system is called the metro' and in London it is called the tube' or the underground'

(anatomy) any hollow cylindrical body structure  ( tube, tube-shaped structure )
(anatomy) any hollow cylindrical body structure

verb

place or enclose in a tube  ( tube )
place or enclose in a tube

ride or float on an inflated tube  ( tube )
ride or float on an inflated tube
 We tubed down the river on a hot summer day
We tubed down the river on a hot summer day

convey in a tube  ( tube )
convey in a tube
 inside Paris, they used to tube mail
inside Paris, they used to tube mail

provide with a tube or insert a tube into  ( tube )
provide with a tube or insert a tube into