application is inconsistent with a meaning explicit or implicit which is commonly used in a dictionary or stated in a source incorporated by reference into this application the application and the claim terms in particular are understood to be construed according to the definition or description in this application and not according to the common definition dictionary definition or the definition that was incorporated by reference in light of the above in the event that a term can only be understood if it is construed by a dictionary if the term is defined by the kirk othmer encyclopedia of chemical technology 5th edition 2005 published by wiley john amp sons inc this definition shall control how the term is to be defined in the claims in at least one embodiment an additive is added to the liquor of a wood chip digestion process which improves the pulp yield the liquor may be white liquor black liquor blown liquor red liquor any other spent liquor solvents water or any combination thereof the additive comprises at least one cross linked glycerol based polymer the crosslinked glycerol based polymers may be produced by a crosslinking reaction with or without a catalyst the glycerol based polymers used may be polyglycerols lipohydrophilic polyglycerols any other glycerol based polymer or any combination thereof the cross linked polymers may be added to the cooking liquor while in a solution or in a liquid carrier the.