Aldehydic A compound in perfume with a sharp or bright scent, sometimes used in reference to "hairspray" smells. They can create a clean or 'sparkling' aroma. Aldehydes are often associated with clean linin because they're commonly found in laundry detergent. Aldehydes are more well known with feminine targeted scents, but are also commonly used in both men and women's perfumery and considered unisex.
Animalic Known as "sensual notes" in the 70's, despite their name, animalic notes don't smell like animals. Ingredients like civet & castoreum can provide a perfume with extreme longevity & give an aroma of warmth or spiciness. Both female and male scents use animalic notes so they can be unisex.
Aquatic/Soapy Commonly referred to as "blue" or "shower Gel" fragrances. Clean and easy to wear, usually with notes of citrus, white flowers and even a salt accord at times that mimic a "fresh" or "ocean breeze" scent. Commonly a masculine scent profile, but also can be used with some feminine targeted scents.
Aromatic A blend of compounds that provide a fragrance with a fresh uplifting scent. Aromatics are also mentioned when a fragrance gives the feeling of 'lifting' off your skin. Aromatics are a type of trait that can be used in either female or masculine scents, but are used more frequently in men's perfume.
Chypre/Fougeres Both are green earthy scents. Within men's perfume they can also be refered to as "barber shop scents". Fougeres are oak moss heavy scents typically blended with extra citrus or wood. Chypres are also oak moss scents but may be blended to be warm, floral, or sometimes bitter. Fougeres used to be marketed for men, and chypres for women, but primarily both are considered unisex now. 
Citrus Fantastic scents for sunny days. Often blended with lemon, bergamot and orange. Considered a unisex scent profile, but more commonly used in men's perfumery.
Floral Floral fragrances can smell like a fresh flower bed, white flower fragrances often evoke a clean soapy aroma and yellow flower fragrances can smell sweet, bright and tropical. Often associated with female targeted scents, but white floral scents are now considered widely unisex.
Fruity Blended with non-acidic fruits such as berries, watermelon, pear, mango, apricot, apple etc. Often associated with female fragrances, but in current releases have been marketed as unisex.
Leather Has a warming three-dimensional effect, it can add depth and a hint of mystery to a fragrance. Sometimes used in a bold masculine manner, or can also create a soft feminine satin like aroma, considered a unisex note depending how it is used.
Minty fragrances are characterized by a refreshing, invigorating, and sometimes herbaceous aroma. They are known for their cooling properties, great to use in hot weather and often considered unisex.
Musky There are often two main variations with how musk is commonly used. Basic musk is a often a warm, spiced scent often associated with an older gentleman's cologne. The second usually called white musk, is a musk note that has been modified and can add a sweet bright aroma that can esemble vanilla or orange sherbet considered unisex.
Oriental/Amber Orientals are a blend of spices and resins, creating a cozy fragrance. Usually balanced with a contrast of sweetness and perfect for chilly days. Oriental fragrances are commonly called "Amber" fragrances now, and often considered unisex.
Oud Oud comes from the resin of the Aquilaria (agarwood) tree. It has a strong, distinct wood-centric aroma. Often associated with middle eastern scents and sometimes mixed with rose for balance. Oud scents are often considered unisex.
Patchouli There are two main ways patchouli is often used. The first is the 'green' earthy type, often linked to classic perfumery. The second is the 'chocolate' patchouli, with a sweet warming aroma, often surprising people it's a patchouli scent. Both types of scents can be considered unisex.
Powdery Fragrances that have a soft scent-profile reminiscent of talcum powder on clean skin. Sometimes referred to as "doll head" smells, because classic dolls would be marketed with a light fragrance on them. Commonly associated with feminine targeted fragrances.
Rose Often considered a unisex flower that can be worn by either gender. Rose fragrances can be fresh and clean, or mixed with patchouli to create a darker earthier aroma. Sometimes rose is used as a counter balance for animalic, robust notes.
Spicy Not necessarily always made with chili peppers, but spicy fragrances that use ingredients like nutmeg, pepper and cinnamon that can produce a warm peppered aroma. Can be referenced primarily both men and women's perfume, considered a unisex scent-profile.
Sweet/Gourmand A term used for sugary sweet fragrances, that can sometimes smell like desert, or other edible items. Usually mixed with notes like chocolate, coffee, vanilla, caramel, berries etc, commonly considered unisex.
Tea Fragrances with a calming meditative tea-like aroma, usually unisex. They can be fresh and bright like green tea with lemon, or spiced and bold like a dark cup of black tea.
Tobacco No these fragrances do not smell like cigarettes, but rather commonly the smell of a tobacco leaf. Sometimes sweetened with honey, these fragrances can have a rich bold earthy fragrance profile.Tobacco heavy scents are commonly masculine.
Woody Essential in both men & women's perfumery to help shape & ground the base of a scent. They can range from soft and feminine like sandalwood to robust and earthy like cedar, or slightly bitter or acidic like vetiver. The scent-profile of a "woody" is often in reference to a classic masculine scent profile.
