Definition of "also"
also
adverb
not comparable
(conjunctive, focus) In addition; besides; as well; further; too.
Quotations
Thus the red damask curtains which now shut out the fog-laden, drizzling atmosphere of the Marylebone Road, had cost a mere song, and yet they might have been warranted to last another thirty years. A great bargain also had been the excellent Axminster carpet which covered the floor; […].
1913, Mrs. [Marie] Belloc Lowndes, chapter I, in The Lodger, London: Methuen; republished in Novels of Mystery: The Lodger; The Story of Ivy; What Really Happened, New York, N.Y.: Longmans, Green and Co., […], page 0016
Many genes with reproductive roles also have antibacterial and immune functions, which indicate that the threat of microbial attack on the sperm or egg may be a major influence on rapid evolution during reproduction.
2013 May-June, Katrina G. Claw, “Rapid Evolution in Eggs and Sperm”, in American Scientist, volume 101, number 3
(obsolete) To the same degree or extent; so, as.
Quotations
[…] thereupon the queen's majesty […] did send a solemn ambassade of her privy-counsellors, whereof one was an ancient earl of the realm, the other also an ancient baron of the same, and others of the council of her state […]
c. 1709, John Strype, Annals of the Reformation and Establishment of Religion