therein adv 1: (formal) in or into that thing or place; "they can read therein what our plans are" [syn: {therein}, {in this}, {in that}]
Therein \There*in"\, adv. In that or this place, time, or thing; in that particular or respect. --Wyclif. [1913 Webster] He pricketh through a fair forest, Therein is many a wild beast. --Chaucer. [1913 Webster] Bring forth abundantly in the earth, and multiply therein. --Gen. ix. 7. [1913 Webster] Therein our letters do not well agree. --Shak. [1913 Webster]