Strictly

Adverb

 * 1) In a strict manner.
 * He adhered strictly to the diet his doctor prescribed.
 * 1) In a narrow or limited sense.
 * That term refers strictly to smaller birds.

Thesaurus
absolutely, accurately, austerely, conscientiously, dead, definitely, directly, even, exactingly, exactly, expressly, exquisitely, faithfully, fussily, grimly, harshly, in all respects, in detail, in every respect, ipsissimis verbis, just, literally, literatim, meticulously, minutely, nicely, plumb, point-blank, positively, precisely, punctiliously, punctually, refinedly, right, rigidly, rigorously, ruggedly, scrupulously, severely, square, squarely, sternly, straight, stringently, to the letter, toughly, undeviatingly, unerringly, verbally, verbatim, verbatim et litteratim, with exactitude, with great nicety, with precision, word by word, word for word

Related terms

 * strictly proper