Definition of "terribly"

The mere sensuous impact of trumpet or saxophone, whatever it happened to be playing, was an echo, even though a faint echo, of that excitement and abandon. He wanted to taste, smell, hear: his senses were terribly alive.

1959, Anthony Burgess, Beds in the East (The Malayan Trilogy), published 1972, page 519

The parsnip, stilton and chestnut combination may taste good, but it's not terribly decorative. In fact, dull's the word, a lingering adjectival ghost of nut roasts past that I'm keen to banish from the table.

2011 December 15, Felicity Cloake, “How to cook the perfect nut roast”, in Guardian‎