coverslip 
noun
A small, thin piece of glass used to cover and protect a specimen on a microscope slide.Flow cells were fabricated by assembling two glass coverslips separated by a thin layer of parafilm....
- For the experiments, cells were grown on glass coverslips for several days.
- For fluorescence microscopy cells were grown on glass coverslips as described above.
- ancient monument
- ancientness
- ancient regime
- ancient world
- ancillary
- ancon
- Ancona
- -ancy
- ancylostomiasis
- Ancyra
- and
- -and
- and all that jazz
- and all that (or and that)
- and (all) the rest (of it)
- Andalusia
- Andalusian
- andalusite
- Andaman and Nicobar Islands
- andante
- andantino
- and Co.
- and company
- Andean
- Andersen, Hans Christian