A
an image reproduced by using light
photograph
an instrument used to observe very small things
microscope
to make better throughout
perfect
prevents loss of heat
thermal
to carry across from one place to another
transport
a device used to send messages to a distant place through wires
telegraph
an instrument used to see all around
periscope
a device used to measure heat
thermometer
to bring under control
subject
a shelter of tree branches and vines
arbor
a signature written by oneself
autograph
an instrument used to observe distant objects
telescope
a task to be completed before a deadline
project
to put forward
project
an area of land under a governmental authority
territory
written sentences related to a particular idea
paragraph
something that can be seen in the way ahead
object
a person under the authority of another person
subject
a dog bred to dig for small land animals
terrier
a place where trees are cultivated for study
arboretum
an instrument with two rings, each moving in its own circle, used for navigation
gyroscope
to be in position against something
object
to gain back again
recoup
capable of being carried
portable
not troubled