a long depression in the surface of the land that usually contains a river

a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class)

the act of saying farewell

the student with the best grades who usually delivers the valedictory address at commencement

a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class)

of or relating to an occasion or expression of farewell

of a speech expressing leave-taking

a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class)

a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class)

the student with the best grades who usually delivers the valedictory address at commencement

(biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

(chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

an electron in the outer shell of an atom which can combine with other atoms to form molecules

an industrial city in northern Venezuela

a city in eastern Spain on the Mediterranean

variety of sweet orange cultivated extensively in Florida and California

a town in northeastern France long noted for its lace industry

a type of bobbin lace with floral patterns

a type of bobbin lace with floral patterns

the phenomenon of forming chemical bonds

(biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

(chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

(chemistry) having valence; usually used in combination

Soviet cosmonaut who was the first woman in space (born in 1937)

Soviet cosmonaut who was the first woman in space (born in 1937)

a sweetheart chosen to receive a greeting on Saint Valentine's Day

a card sent or given (as to a sweetheart) on Saint Valentine's Day

a day for the exchange of tokens of affection

a day for the exchange of tokens of affection

a plant of the genus Valeriana having lobed or dissected leaves and cymose white or pink flowers

genus of mostly herbs having a characteristic fetid odor

genus of widely distributed perennial herbs and some shrubs

tall rhizomatous plant having very fragrant flowers and rhizomes used medicinally

genus of mostly herbs having a characteristic fetid odor

genus of Old World annual herbs widely naturalized

widely cultivated as a salad crop and pot herb; often a weed

widely cultivated as a salad crop and pot herb; often a weed

a clear liquid carboxylic acid used in perfumes and drugs

a manservant who acts as a personal attendant to his employer

serve as a personal attendant to

a manservant who acts as a personal attendant to his employer

a service provided (at a club or restaurant or airport etc.) whereby a patron leaves a car at the entrance and an attendant parks and retrieves it

the capital of Malta; located on the northeastern coast of the island

weak or sickly person especially one morbidly concerned with his or her health

of or relating to or characteristic of a person who is a valetudinarian

the state of being weak in health or body (especially from old age)

of or relating to or characteristic of a person who is a valetudinarian