menu_open
Library
expand_more
search
help_outline
search
text_fields
account_circle
Your Shelf
Your Projects
arrow_back
Webster's Dictionary (1865)
search
arrow_forward
Un-pĕn'e-tra-ble
,
a.
volume_up
adjective
a. Impenetrable. [Obs.]
arrow_back
Previous entry
Un-pĕn'
swap_vert
Browse
Next entry
Un-pĕn'i-tent
arrow_forward